In this area, the largest diversity of organic material can be expected.

There may also be some organic materials in the clay.

They have never accounted for all the organic material used to make them.

Moses is out there, too, of course, and he did have organic material to work with.

There was no reason why a changed human form could not do just as well, making use of normal organic materials.

Much art in organic materials has no doubt not survived.

Maybe there wasn't enough organic material in them to rot.

The species feed on both living and dead organic material.

There are no normal organic materials left that can help us any.

Add compost and other organic material if you have it.